Barbara Colacello will perform her one woman show LIFE ON THE DIAGONAL, her personal slant on survival in this crazy world of ours, at Theaterlab, 137 West 14th St., btwn Sixth and Seventh Avenues this Thurs, Fri., & Sat. An intimate of the Warhol factory scene, Colacello celebrates life’s mysteries and imperfections with humor, sexuality and a little madness. She charts her journey from her NY Italian Catholic roots to her current role as wife, mother, and artist with pentetrating wit weaving origninal music with spoken word and story telling. Written and performed by Barbara Colacello under Robert Arleigh White’s direction, April 24, 25, & 26 at 8pm. For tictets www.Smarttix 212-868-4444 or Theaterlab 212-929-2545.